{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003165},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004402","490:4900001670","490:4900003714","490:4900002586","490:4900001812","490:4900002298","490:4900003166","490:4900005234","490:4900001684","490:4900004672","490:4900005099","490:4900003582","490:4900002581","490:4900012570","490:4900001973","490:4900004963","490:4900004547","490:4900004689","490:4900002276","494:4940005537","490:4900005490","490:4900001676","490:4900004126","490:4900004959","490:4900004128"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490],"twin_sims":[0.4396990345958723,0.4319963182558918,0.41835475270688804,0.39743905219264436,0.3963202166427687,0.37208584308251363,0.3666285508333902,0.3639580061414978,0.35889922552521336,0.3573526862521994,0.3507033093664031,0.33308952692654853,0.3211520150922551,0.31699715902904574,0.3167683748690974,0.31255631049673466,0.30374171825953045,0.295861379461782,0.290329226875287,0.28495372293464066,0.28084433353570787,0.2782113494565476,0.27731330713163677,0.27163948786888803,0.26900182767364794],"twin_dists":[0.16648924530903686,0.16827025079156013,0.171456510239415,0.17642995555968638,0.1766992651149891,0.18262317464061167,0.183982792015312,0.1846518159980525,0.18592598983657094,0.18631734996805943,0.1880100584421087,0.19257754428303966,0.19574810089941555,0.19686697345599236,0.19692882263826628,0.19807205980570125,0.20049336274141533,0.20269278244818492,0.20425749484905814,0.20579500694026595,0.20698218393998308,0.20774837666208967,0.2080107137988134,0.20968029872564,0.2104637689716119],"n_dims_used":45,"mean_confidence":0.9215831332736545},"coverage":{"mean_confidence":0.9215831332736545,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}